cobaltduck's user avatar
cobaltduck's user avatar
cobaltduck's user avatar
cobaltduck
  • Member for 8 years, 9 months
  • Last seen more than 1 year ago
54 votes

If I travelled in time to 1979... would my smartphone's gps still work?

44 votes
Accepted

Can asteroid fields exist in local systems?

43 votes
Accepted

Could a large bird be used as transportation?

39 votes

Plausible reason for women not to be allowed outside settlements?

30 votes

How to justify powerful magic items being for sale in a high-magic world?

27 votes
Accepted

Could elves revolve their ears to listen to sounds?

25 votes

How long would it take for a U.S. dollar bill to rot?

24 votes

How does an AI keep its Human Pets Happy?

24 votes
Accepted

What is plausible biology of ocean-dwelling, tool-using, intelligent creatures?

22 votes

How to realistically explain a creature that eats dreams and nightmares?

21 votes

How could the English language gradually dwindle to just one word?

20 votes

How wide can a river be?

18 votes
Accepted

Mermaid architecture

14 votes
Accepted

Anatomically Correct Harpy

14 votes
Accepted

Adaptive Civilizations Die Hard

13 votes

Parrots for tone-deaf people where magic is performed through song (followup)

12 votes

Planet of the Aves: First Steps

12 votes

What happens to an empty, modern city?

11 votes
Accepted

If I had an alien race, how would they interpret our numerical characters as being numbers?

11 votes

How to hide the fact of a global hibernation from the world after everyone wakes up?

11 votes
Accepted

Anatomically Correct Mesopelagic Aves

11 votes

What historical events would have to change in order to make 19th century "steampunk" technology possible?

9 votes

If Michigan had never become the center of the auto industry, what would it be known for?

8 votes
Accepted

What is the basis for a hot summer and a cold winter climate?

8 votes

What earth conditions would make a permanent bronze-colored sky?

8 votes

Would it be possible to skip an asteroid off of a planet's atmosphere?

7 votes

Dragons and Hair

7 votes

Two or more advanced civilizations aren't even aware of each other

7 votes
Accepted

How to construct a loud sonic bomb?

7 votes

The Galaxy has been colonised but why the big feet?